20v help

I am looking for some Answers : 

I'm in the prosess of doing a 20v conversions in my tin top 

Wots the best top filled rad to use that fits a mk1 ? I'm running a k04 

Wot have people some about pipe work and silcone pipe off there turbo inlet ? 

Clutch cable part number for 02a box with conversion bracket ?  

Photos and advice will help thanks